How to configure DMARC for Office 365? We have already configured SPF and DKIM, and we like to set up DMARC for Office 365. DMARC is excellent for protecting the domain against abuse by phishers and spammers. In this article,…
What happens to the Exchange attributes after you uninstall the last Exchange Server? Will the Exchange attributes be removed with the Exchange Server uninstall process, or will they remain? Let's look at the Exchange Server attributes after uninstalling Exchange Server.…
We have two security groups in Active Directory, and we want to compare the members in both of these groups. What is the quickest way to compare AD group members and export the results? In this article, you will learn…
There is a difference when you want to uninstall the last Exchange Server on-premises or when you want to uninstall one Exchange Server. Also, when should you remove the last Exchange Server in the organization? In this article, we will…
We want to export Azure AD users information to CSV with PowerShell. Why do we need to list the Azure AD users with PowerShell? For example, we want to know if every Azure AD user has the correct attributes in…
There are times when you want to export Active Directory group members to CSV file. For example, you must export all AD groups members, only a particular OU or multiple groups. In this article, you will learn how to export…
After you migrate the mailboxes to Microsoft 365/Office 365 and all the SMTP relay goes through Office 365, you want to decommission all the Exchange Servers on-premises. Now, even if that would be possible and you can do that, it's…
When all the mailboxes are in Exchange Online, and all the SMTP relay goes directly from the devices and applications to Office 365, we can remove the Exchange Hybrid Configuration. After that, keep only one Exchange Server for management purposes.…
Are you following the course Exchange Hybrid? If you are, you do know that we have to design and plan the Exchange Hybrid environment. After that, we can create a Microsoft 365 tenant and run the Exchange Hybrid Wizard to…
Microsoft released several Security Updates (SUs) for Microsoft Exchange Server to address vulnerabilities. Due to the critical nature of these vulnerabilities, we recommend that customers apply the updates to affected systems immediately to protect the environment. Note: These vulnerabilities affect…